This dataset was compiled from the Online Farm Trials (www.farmtrials.com.au) metadata export on 18 December 2019. It shows the autumn sowing dates (limited to those between 1 March and 31 July) of various crop types across cropping states within Australia between 1993 and 2018. The 'all crops' categories includes barley, canola, chickpeas, faba beans, field peas, lentils, linseed, lucerne, lupins, mustard, oats, kaspa peas, triticale, vetch and wheat.